diff options
| author | Othmar Gsenger <otti@anytun.org> | 2007-04-27 15:45:39 +0000 |
|---|---|---|
| committer | Othmar Gsenger <otti@anytun.org> | 2007-04-27 15:45:39 +0000 |
| commit | f529efe21a486def8b65f5b9b5354560e5e513b9 (patch) | |
| tree | 8beee7eed3b4aea03a77e96168298fea0feb0ef1 /internet-draft-satp.txt | |
| parent | icmp + mtu (diff) | |
encryption
Diffstat (limited to 'internet-draft-satp.txt')
| -rw-r--r-- | internet-draft-satp.txt | 74 |
1 files changed, 65 insertions, 9 deletions
diff --git a/internet-draft-satp.txt b/internet-draft-satp.txt index 88fd5eb..34799c2 100644 --- a/internet-draft-satp.txt +++ b/internet-draft-satp.txt @@ -538,9 +538,13 @@ Internet-Draft secure anycast tunneling protocol (satp) March 2007 Encryption is done in the same way as for SRTP [1]. This section will only discuss some small changes that HAVE TO be made. Please - read SRTP RFC3711 section 3-9 [1] for details. SSRC is replaced by - the sender ID + read SRTP RFC3711 section 3-9 [1] for details. + The least significant bits of SSRC are replaced by the sender ID and + the rest is filled with zeros. For the SRTP SEQ the 16 least + significant bits of the SATP sequence number are used and the 16 most + significant bits of the sequence number replace the 16 least + significant bits of the SRTP ROC. @@ -552,11 +556,63 @@ Internet-Draft secure anycast tunneling protocol (satp) March 2007 +Gsenger Expires September 2, 2007 [Page 10] + +Internet-Draft secure anycast tunneling protocol (satp) March 2007 + Difference between SRTP and SATP + 0 1 2 3 + 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + | SATP sequence number | + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + = + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + | SRTP ROC least significant | SRTP SEQ | + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ -Gsenger Expires September 2, 2007 [Page 10] + + 0 1 2 3 + 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + |0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0| SATP sender ID | + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + = + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + | SRTP SSRC | + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + + Figure 7 + + + + + + + + + + + + + + + + + + + + + + + + + + + +Gsenger Expires September 2, 2007 [Page 11] Internet-Draft secure anycast tunneling protocol (satp) March 2007 @@ -612,7 +668,7 @@ Internet-Draft secure anycast tunneling protocol (satp) March 2007 -Gsenger Expires September 2, 2007 [Page 11] +Gsenger Expires September 2, 2007 [Page 12] Internet-Draft secure anycast tunneling protocol (satp) March 2007 @@ -668,7 +724,7 @@ Internet-Draft secure anycast tunneling protocol (satp) March 2007 -Gsenger Expires September 2, 2007 [Page 12] +Gsenger Expires September 2, 2007 [Page 13] Internet-Draft secure anycast tunneling protocol (satp) March 2007 @@ -724,7 +780,7 @@ URIs -Gsenger Expires September 2, 2007 [Page 13] +Gsenger Expires September 2, 2007 [Page 14] Internet-Draft secure anycast tunneling protocol (satp) March 2007 @@ -732,7 +788,7 @@ Internet-Draft secure anycast tunneling protocol (satp) March 2007 Author's Address Othmar Gsenger - Puerstingerstr 32/7 + Puerstingerstr 32 Saalfelden 5760 AT @@ -780,7 +836,7 @@ Author's Address -Gsenger Expires September 2, 2007 [Page 14] +Gsenger Expires September 2, 2007 [Page 15] Internet-Draft secure anycast tunneling protocol (satp) March 2007 @@ -836,5 +892,5 @@ Acknowledgment -Gsenger Expires September 2, 2007 [Page 15] +Gsenger Expires September 2, 2007 [Page 16] |