Merge pull request #53 from simonduq/pr/pagingdispatch

6lowpan: added support for paging dispatch, and placeholders for 6lorh
This commit is contained in:
Simon Duquennoy 2017-07-06 09:18:01 +02:00 committed by GitHub
commit 346e5a44aa
14 changed files with 129 additions and 106 deletions

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@ -401,10 +401,6 @@ typedef uint32_t rtimer_clock_t;
#define UIP_CONF_MAX_LISTENPORTS 8
/* 6lowpan */
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_HC06
#ifndef SICSLOWPAN_CONF_COMPRESSION_THRESHOLD
#define SICSLOWPAN_CONF_COMPRESSION_THRESHOLD 63
#endif
#ifndef SICSLOWPAN_CONF_FRAG
#define SICSLOWPAN_CONF_FRAG 1
#endif

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@ -120,7 +120,6 @@
#define UIP_CONF_IPV6_CHECKS 1
#define UIP_CONF_IPV6_REASSEMBLY 0
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_HC06
#ifndef SICSLOWPAN_CONF_FRAG
#define SICSLOWPAN_CONF_FRAG 1
#define SICSLOWPAN_CONF_MAXAGE 8

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@ -126,10 +126,6 @@
#define UIP_CONF_BUFFER_SIZE 1280
#endif
#define SICSLOWPAN_CONF_COMPRESSION_IPV6 0
#define SICSLOWPAN_CONF_COMPRESSION_HC1 1
#define SICSLOWPAN_CONF_COMPRESSION_HC01 2
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_HC06
#ifndef SICSLOWPAN_CONF_FRAG
#define SICSLOWPAN_CONF_FRAG 1
#define SICSLOWPAN_CONF_MAXAGE 8

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@ -91,7 +91,6 @@ typedef unsigned short uip_stats_t;
#define UIP_CONF_ROUTER 1
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_HC06
#ifndef SICSLOWPAN_CONF_FRAG
#define SICSLOWPAN_CONF_FRAG 1
#define SICSLOWPAN_CONF_MAXAGE 8

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@ -65,8 +65,6 @@
/* 6LoWPAN */
#define SICSLOWPAN_CONF_MAC_MAX_PAYLOAD 1280
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_HC06
#define SICSLOWPAN_CONF_COMPRESSION_THRESHOLD 0 /**< Always compress IPv6 packets. */
#define SICSLOWPAN_CONF_FRAG 0 /**< We don't use 6LoWPAN fragmentation as IPSP takes care of that for us.*/
#define SICSLOWPAN_FRAMER_HDRLEN 0 /**< Use fixed header len rather than framer.length() function */

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@ -458,10 +458,6 @@ typedef uint32_t rtimer_clock_t;
#define UIP_CONF_MAX_LISTENPORTS 8
/* 6lowpan */
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_HC06
#ifndef SICSLOWPAN_CONF_COMPRESSION_THRESHOLD
#define SICSLOWPAN_CONF_COMPRESSION_THRESHOLD 63
#endif
#ifndef SICSLOWPAN_CONF_FRAG
#define SICSLOWPAN_CONF_FRAG 1
#endif

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@ -25,12 +25,6 @@
/* Network setup for IPv6 */
#define NETSTACK_CONF_NETWORK sicslowpan_driver
/* Specify a minimum packet size for 6lowpan compression to be
enabled. This is needed for ContikiMAC, which needs packets to be
larger than a specified size, if no ContikiMAC header should be
used. */
#define SICSLOWPAN_CONF_COMPRESSION_THRESHOLD 63
#ifndef QUEUEBUF_CONF_NUM
#define QUEUEBUF_CONF_NUM 8
#endif
@ -92,7 +86,6 @@
#define UIP_CONF_BUFFER_SIZE 240
#endif
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_HC06
#ifndef SICSLOWPAN_CONF_FRAG
#define SICSLOWPAN_CONF_FRAG 1
#define SICSLOWPAN_CONF_MAXAGE 8

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@ -109,9 +109,7 @@
#define NETSTACK_RADIO_MAX_PAYLOAD_LEN 125
/* 6LoWPAN */
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_HC06
#define SICSLOWPAN_CONF_COMPRESSION_THRESHOLD 63
/* 6LoWPAN */
#define SICSLOWPAN_CONF_FRAG 1
#define SICSLOWPAN_CONF_MAXAGE 8
/** @} */

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@ -489,10 +489,6 @@ typedef uint32_t rtimer_clock_t;
#define UIP_CONF_MAX_LISTENPORTS 8
/* 6lowpan */
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_HC06
#ifndef SICSLOWPAN_CONF_COMPRESSION_THRESHOLD
#define SICSLOWPAN_CONF_COMPRESSION_THRESHOLD 63
#endif
#ifndef SICSLOWPAN_CONF_FRAG
#define SICSLOWPAN_CONF_FRAG 1
#endif

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@ -218,18 +218,10 @@
#define SICSLOWPAN_CONF_MAC_MAX_PAYLOAD (127 - 2)
#endif /* SICSLOWPAN_CONF_MAC_MAX_PAYLOAD */
/* SICSLOWPAN_CONF_COMPRESSION_THRESHOLD sets a lower threshold for
when packets should not be compressed. This is used by ContikiMAC,
which requires packets to be larger than a given minimum size. */
#ifndef SICSLOWPAN_CONF_COMPRESSION_THRESHOLD
#define SICSLOWPAN_CONF_COMPRESSION_THRESHOLD 0
/* #define SICSLOWPAN_CONF_COMPRESSION_THRESHOLD 63 */
#endif /* SICSLOWPAN_CONF_COMPRESSION_THRESHOLD */
/* SICSLOWPAN_CONF_COMPRESSION specifies what 6lowpan compression
mechanism to be used. 6lowpan hc06 is the default in Contiki. */
#ifndef SICSLOWPAN_CONF_COMPRESSION
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_HC06
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_IPHC
#endif /* SICSLOWPAN_CONF_COMPRESSION */
#endif /* CONTIKI_DEFAULT_CONF_H */

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@ -83,13 +83,11 @@
#define LOG_MODULE "6LoWPAN"
#define LOG_LEVEL SICSLOWPAN_LOG_LEVEL
#ifndef SICSLOWPAN_COMPRESSION
#ifdef SICSLOWPAN_CONF_COMPRESSION
#define SICSLOWPAN_COMPRESSION SICSLOWPAN_CONF_COMPRESSION
#else
#define SICSLOWPAN_COMPRESSION SICSLOWPAN_COMPRESSION_IPV6
#else /* SICSLOWPAN_CONF_COMPRESSION */
#define SICSLOWPAN_COMPRESSION SICSLOWPAN_COMPRESSION_IPHC
#endif /* SICSLOWPAN_CONF_COMPRESSION */
#endif /* SICSLOWPAN_COMPRESSION */
#define GET16(ptr,index) (((uint16_t)((ptr)[index] << 8)) | ((ptr)[(index) + 1]))
#define SET16(ptr,index,value) do { \
@ -108,18 +106,18 @@
/* define the buffer as a byte array */
#define PACKETBUF_IPHC_BUF ((uint8_t *)(packetbuf_ptr + packetbuf_hdr_len))
#define PACKETBUF_HC1_PTR (packetbuf_ptr + packetbuf_hdr_len)
#define PACKETBUF_HC1_DISPATCH 0 /* 8 bit */
#define PACKETBUF_HC1_ENCODING 1 /* 8 bit */
#define PACKETBUF_HC1_TTL 2 /* 8 bit */
#define PACKETBUF_6LO_PTR (packetbuf_ptr + packetbuf_hdr_len)
#define PACKETBUF_6LO_DISPATCH 0 /* 8 bit */
#define PACKETBUF_6LO_ENCODING 1 /* 8 bit */
#define PACKETBUF_6LO_TTL 2 /* 8 bit */
#define PACKETBUF_HC1_HC_UDP_PTR (packetbuf_ptr + packetbuf_hdr_len)
#define PACKETBUF_HC1_HC_UDP_DISPATCH 0 /* 8 bit */
#define PACKETBUF_HC1_HC_UDP_HC1_ENCODING 1 /* 8 bit */
#define PACKETBUF_HC1_HC_UDP_UDP_ENCODING 2 /* 8 bit */
#define PACKETBUF_HC1_HC_UDP_TTL 3 /* 8 bit */
#define PACKETBUF_HC1_HC_UDP_PORTS 4 /* 8 bit */
#define PACKETBUF_HC1_HC_UDP_CHKSUM 5 /* 16 bit */
#define PACKETBUF_6LO_HC_UDP_PTR (packetbuf_ptr + packetbuf_hdr_len)
#define PACKETBUF_6LO_HC_UDP_DISPATCH 0 /* 8 bit */
#define PACKETBUF_6LO_HC_UDP_HC1_ENCODING 1 /* 8 bit */
#define PACKETBUF_6LO_HC_UDP_UDP_ENCODING 2 /* 8 bit */
#define PACKETBUF_6LO_HC_UDP_TTL 3 /* 8 bit */
#define PACKETBUF_6LO_HC_UDP_PORTS 4 /* 8 bit */
#define PACKETBUF_6LO_HC_UDP_CHKSUM 5 /* 16 bit */
/** \name Pointers in the sicslowpan and uip buffer
* @{
@ -216,6 +214,11 @@ static int packetbuf_payload_len;
*/
static uint8_t uncomp_hdr_len;
/**
* The current page (RFC 4944)
*/
static uint8_t curr_page;
/**
* the result of the last transmitted fragment
*/
@ -499,8 +502,8 @@ set_packet_attrs(void)
#if SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_HC06
/** \name HC06 specific variables
#if SICSLOWPAN_COMPRESSION >= SICSLOWPAN_COMPRESSION_IPHC
/** \name variables specific to HC06 and more recent versions
* @{
*/
@ -696,7 +699,7 @@ compress_hdr_iphc(linkaddr_t *link_destaddr)
}
#endif /* LOG_DBG_ENABLED */
hc06_ptr = packetbuf_ptr + 2;
hc06_ptr = PACKETBUF_IPHC_BUF + 2;
/*
* As we copy some bit-length fields, in the IPHC encoding bytes,
* we sometimes use |=
@ -998,13 +1001,13 @@ compress_hdr_iphc(linkaddr_t *link_destaddr)
next_hdr = NULL;
break;
default:
LOG_INFO("Error - could not handle compression of header");
LOG_ERR("IPHC: could not handle compression of header");
}
}
if(next_hdr != NULL) {
/* Last header could not be compressed - we assume that this is then OK!*/
/* as the last EXT_HDR should be "uncompressed" and have the next there */
LOG_INFO("Last header could not be compressed: %d\n", *next_hdr);
LOG_INFO("IPHC: last header could is not compressed: %d\n", *next_hdr);
}
/* before the packetbuf_hdr_len operation */
PACKETBUF_IPHC_BUF[0] = iphc0;
@ -1197,7 +1200,7 @@ uncompress_hdr_iphc(uint8_t *buf, uint16_t ip_len)
/* The next header is compressed, NHC is following */
last_nextheader = &SICSLOWPAN_IP_BUF(buf)->proto;
ip_payload = SICSLOWPAN_IPPAYLOAD_BUF(buf);
while(nhc && (*hc06_ptr & SICSLOWPAN_NHC_MASK) == SICSLOWPAN_NHC_EXT_HDR) {
uint8_t eid = (*hc06_ptr & 0x0e) >> 1;
/* next header compression flag */
@ -1341,8 +1344,54 @@ uncompress_hdr_iphc(uint8_t *buf, uint16_t ip_len)
}
}
/** @} */
#endif /* SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_HC06 */
#endif /* SICSLOWPAN_COMPRESSION >= SICSLOWPAN_COMPRESSION_IPHC */
#if SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_6LORH
/*--------------------------------------------------------------------*/
/**
* \brief Adds Paging dispatch byte
*/
static void
add_paging_dispatch(uint8_t page)
{
/* Add paging dispatch to Page 1 */
PACKETBUF_6LO_PTR[PACKETBUF_6LO_DISPATCH] = SICSLOWPAN_DISPATCH_PAGING | (page & 0x0f);
packetbuf_hdr_len++;
}
/*--------------------------------------------------------------------*/
/**
* \brief Adds 6lorh headers before IPHC
*/
static void
add_6lorh_hdr(void)
{
/* 6LoRH is not implemented yet */
}
#endif /* SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_6LORH */
/*--------------------------------------------------------------------*/
/**
* \brief Digest 6lorh headers before IPHC
*/
static void
digest_paging_dispatch(void)
{
/* Is this a paging dispatch? */
if((PACKETBUF_6LO_PTR[PACKETBUF_6LO_DISPATCH] & SICSLOWPAN_DISPATCH_PAGING_MASK) == SICSLOWPAN_DISPATCH_PAGING) {
/* Parse page number */
curr_page = PACKETBUF_6LO_PTR[PACKETBUF_6LO_DISPATCH] & 0x0f;
packetbuf_hdr_len++;
}
}
/*--------------------------------------------------------------------*/
/**
* \brief Digest 6lorh headers before IPHC
*/
static void
digest_6lorh_hdr(void)
{
/* 6LoRH is not implemented yet */
}
/*--------------------------------------------------------------------*/
/** \name IPv6 dispatch "compression" function
* @{ */
@ -1359,6 +1408,7 @@ uncompress_hdr_iphc(uint8_t *buf, uint16_t ip_len)
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
* \endverbatim
*/
#if SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_IPV6
static void
compress_hdr_ipv6(linkaddr_t *link_destaddr)
{
@ -1369,6 +1419,7 @@ compress_hdr_ipv6(linkaddr_t *link_destaddr)
uncomp_hdr_len += UIP_IPH_LEN;
return;
}
#endif /* SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_IPV6 */
/** @} */
/*--------------------------------------------------------------------*/
@ -1479,17 +1530,21 @@ output(const uip_lladdr_t *localdest)
LOG_INFO("output: sending packet len %d\n", uip_len);
if(uip_len >= COMPRESSION_THRESHOLD) {
/* Try to compress the headers */
/* Try to compress the headers */
#if SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_IPV6
compress_hdr_ipv6(&dest);
compress_hdr_ipv6(&dest);
#endif /* SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_IPV6 */
#if SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_HC06
compress_hdr_iphc(&dest);
#endif /* SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_HC06 */
} else {
compress_hdr_ipv6(&dest);
#if SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_6LORH
/* Add 6LoRH headers before IPHC. Only needed on routed traffic
(non link-local). */
if(!uip_is_addr_linklocal(&UIP_IP_BUF->destipaddr)) {
add_paging_dispatch(1);
add_6lorh_hdr();
}
#endif /* SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_6LORH */
#if SICSLOWPAN_COMPRESSION >= SICSLOWPAN_COMPRESSION_IPHC
compress_hdr_iphc(&dest);
#endif /* SICSLOWPAN_COMPRESSION >= SICSLOWPAN_COMPRESSION_IPHC */
LOG_INFO("output: header of len %d\n", packetbuf_hdr_len);
/* Calculate NETSTACK_FRAMER's header length, that will be added in the NETSTACK_MAC.
@ -1545,8 +1600,6 @@ output(const uip_lladdr_t *localdest)
* FRAG1 dispatch + header
* Note that the length is in units of 8 bytes
*/
/* PACKETBUF_FRAG_BUF->dispatch_size = */
/* uip_htons((SICSLOWPAN_DISPATCH_FRAG1 << 8) | uip_len); */
SET16(PACKETBUF_FRAG_PTR, PACKETBUF_FRAG_DISPATCH_SIZE,
((SICSLOWPAN_DISPATCH_FRAG1 << 8) | uip_len));
frag_tag = my_tag++;
@ -1695,18 +1748,15 @@ input(void)
* Since we don't support the mesh and broadcast header, the first header
* we look for is the fragmentation header
*/
switch((GET16(PACKETBUF_FRAG_PTR, PACKETBUF_FRAG_DISPATCH_SIZE) & 0xf800) >> 8) {
switch((GET16(PACKETBUF_FRAG_PTR, PACKETBUF_FRAG_DISPATCH_SIZE) >> 8) & SICSLOWPAN_DISPATCH_FRAG_MASK) {
case SICSLOWPAN_DISPATCH_FRAG1:
LOG_INFO("input: FRAG1 ");
frag_offset = 0;
/* frag_size = (uip_ntohs(PACKETBUF_FRAG_BUF->dispatch_size) & 0x07ff); */
frag_size = GET16(PACKETBUF_FRAG_PTR, PACKETBUF_FRAG_DISPATCH_SIZE) & 0x07ff;
/* frag_tag = uip_ntohs(PACKETBUF_FRAG_BUF->tag); */
frag_tag = GET16(PACKETBUF_FRAG_PTR, PACKETBUF_FRAG_TAG);
LOG_INFO("size %d, tag %d, offset %d)\n",
frag_size, frag_tag, frag_offset);
packetbuf_hdr_len += SICSLOWPAN_FRAG1_HDR_LEN;
/* printf("frag1 %d %d\n", reass_tag, frag_tag);*/
first_fragment = 1;
is_fragment = 1;
@ -1765,32 +1815,36 @@ input(void)
}
#endif /* SICSLOWPAN_CONF_FRAG */
/* Process next dispatch and headers */
#if SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_HC06
if((PACKETBUF_HC1_PTR[PACKETBUF_HC1_DISPATCH] & 0xe0) == SICSLOWPAN_DISPATCH_IPHC) {
LOG_INFO("input: IPHC\n");
uncompress_hdr_iphc(buffer, frag_size);
} else
#endif /* SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_HC06 */
switch(PACKETBUF_HC1_PTR[PACKETBUF_HC1_DISPATCH]) {
case SICSLOWPAN_DISPATCH_IPV6:
LOG_INFO("input: IPV6\n");
packetbuf_hdr_len += SICSLOWPAN_IPV6_HDR_LEN;
/* Put uncompressed IP header in sicslowpan_buf. */
memcpy(buffer, packetbuf_ptr + packetbuf_hdr_len, UIP_IPH_LEN);
/* Update uncomp_hdr_len and packetbuf_hdr_len. */
packetbuf_hdr_len += UIP_IPH_LEN;
uncomp_hdr_len += UIP_IPH_LEN;
break;
default:
/* unknown header */
LOG_ERR("input: unknown dispatch: %u\n",
PACKETBUF_HC1_PTR[PACKETBUF_HC1_DISPATCH]);
return;
/* First, process 6LoRH headers */
curr_page = 0;
digest_paging_dispatch();
if(curr_page == 1) {
LOG_INFO("input: page 1, 6LoRH\n");
digest_6lorh_hdr();
} else if (curr_page > 1) {
LOG_ERR("input: page %u not supported\n", curr_page);
return;
}
/* Process next dispatch and headers */
if((PACKETBUF_6LO_PTR[PACKETBUF_6LO_DISPATCH] & SICSLOWPAN_DISPATCH_IPHC_MASK) == SICSLOWPAN_DISPATCH_IPHC) {
LOG_INFO("input: IPHC\n");
uncompress_hdr_iphc(buffer, frag_size);
} else if(PACKETBUF_6LO_PTR[PACKETBUF_6LO_DISPATCH] == SICSLOWPAN_DISPATCH_IPV6) {
LOG_INFO("input: IPV6\n");
packetbuf_hdr_len += SICSLOWPAN_IPV6_HDR_LEN;
/* Put uncompressed IP header in sicslowpan_buf. */
memcpy(buffer, packetbuf_ptr + packetbuf_hdr_len, UIP_IPH_LEN);
/* Update uncomp_hdr_len and packetbuf_hdr_len. */
packetbuf_hdr_len += UIP_IPH_LEN;
uncomp_hdr_len += UIP_IPH_LEN;
} else {
LOG_ERR("input: unknown dispatch: 0x%02x\n",
PACKETBUF_6LO_PTR[PACKETBUF_6LO_DISPATCH]);
return;
}
#if SICSLOWPAN_CONF_FRAG
copypayload:
@ -1900,7 +1954,7 @@ sicslowpan_init(void)
tcpip_set_outputfunc(output);
#if SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_HC06
#if SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_IPHC
/* Preinitialize any address contexts for better header compression
* (Saves up to 13 bytes per 6lowpan packet)
* The platform contiki-conf.h file can override this using e.g.
@ -1942,7 +1996,7 @@ sicslowpan_init(void)
}
#endif /* SICSLOWPAN_CONF_MAX_ADDR_CONTEXTS > 1 */
#endif /* SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_HC06 */
#endif /* SICSLOWPAN_COMPRESSION == SICSLOWPAN_COMPRESSION_IPHC */
}
/*--------------------------------------------------------------------*/
int

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@ -68,9 +68,11 @@
* \name 6lowpan compressions
* @{
*/
#define SICSLOWPAN_COMPRESSION_IPV6 0
#define SICSLOWPAN_COMPRESSION_HC1 1
#define SICSLOWPAN_COMPRESSION_HC06 2
#define SICSLOWPAN_COMPRESSION_IPV6 0 /* No compression */
#define SICSLOWPAN_COMPRESSION_IPHC 1 /* RFC 6282 */
#define SICSLOWPAN_COMPRESSION_6LORH 2 /* RFC 8025 for paging dispatch,
* draft-ietf-6lo-routin-dispatch-05 for 6LoRH. 6LoRH is not
* implemented yet -- only support for paging dispatch. */
/** @} */
/**
@ -80,8 +82,12 @@
#define SICSLOWPAN_DISPATCH_IPV6 0x41 /* 01000001 = 65 */
#define SICSLOWPAN_DISPATCH_HC1 0x42 /* 01000010 = 66 */
#define SICSLOWPAN_DISPATCH_IPHC 0x60 /* 011xxxxx = ... */
#define SICSLOWPAN_DISPATCH_IPHC_MASK 0xe0
#define SICSLOWPAN_DISPATCH_FRAG1 0xc0 /* 11000xxx */
#define SICSLOWPAN_DISPATCH_FRAGN 0xe0 /* 11100xxx */
#define SICSLOWPAN_DISPATCH_FRAG_MASK 0xf8
#define SICSLOWPAN_DISPATCH_PAGING 0xf0 /* 1111xxxx */
#define SICSLOWPAN_DISPATCH_PAGING_MASK 0xf0
/** @} */
/** \name HC1 encoding

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@ -360,7 +360,7 @@
#ifdef RPL_CONF_DEFAULT_INSTANCE
#define RPL_DEFAULT_INSTANCE RPL_CONF_DEFAULT_INSTANCE
#else
#define RPL_DEFAULT_INSTANCE 0x1e
#define RPL_DEFAULT_INSTANCE 0 /* Default of 0 for compression */
#endif /* RPL_CONF_DEFAULT_INSTANCE */
/* Set to have the root advertise a grounded DAG */

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@ -471,7 +471,7 @@ and replace the line<BR>
\endcode
with
\code
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_HC06
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_IPHC
\endcode
Recompile and load Contiki for both the RAVEN ATmega1284P and RZ USB