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<DIV dir=ltr align=left><SPAN class=352055113-08062005><FONT face=Arial
color=#0000ff size=2>What version of IOS?</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=352055113-08062005><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=352055113-08062005><FONT face=Arial
color=#0000ff size=2>You could try putting cRTP in a
policy-map...</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=352055113-08062005><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=352055113-08062005><FONT face=Arial
color=#0000ff size=2>what size cir for the frame ends? if less than 768 you
should be using multilink ppp because of fragment issues... I'm pretty sure you
can do cRTP within the ppp....</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=352055113-08062005><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=352055113-08062005></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=352055113-08062005><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left>
<HR tabIndex=-1>
<FONT face=Tahoma size=2><B>From:</B> cisco-voip-bounces@puck.nether.net
[mailto:cisco-voip-bounces@puck.nether.net] <B>On Behalf Of </B>Voll,
Scott<BR><B>Sent:</B> Wednesday, June 08, 2005 9:49 AM<BR><B>To:</B> Yasser
Aly<BR><B>Cc:</B> cisco-voip@puck.nether.net<BR><B>Subject:</B> RE: [cisco-voip]
Voice header compression Problem withIETFencapsulation<BR></FONT><BR></DIV>
<DIV></DIV>
<DIV class=Section1>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">I had the same problem.
The only work around I got from TAC was “don’t use rtp header compression”……..
<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">Scott<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<DIV>
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face="Times New Roman" size=3><SPAN style="FONT-SIZE: 12pt">
<HR tabIndex=-1 align=center width="100%" SIZE=2>
</SPAN></FONT></DIV>
<P class=MsoNormal><B><FONT face=Tahoma size=2><SPAN
style="FONT-WEIGHT: bold; FONT-SIZE: 10pt; FONT-FAMILY: Tahoma">From:</SPAN></FONT></B><FONT
face=Tahoma size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Tahoma">
cisco-voip-bounces@puck.nether.net [mailto:cisco-voip-bounces@puck.nether.net]
<B><SPAN style="FONT-WEIGHT: bold">On Behalf Of </SPAN></B>Yasser
Aly<BR><B><SPAN style="FONT-WEIGHT: bold">Sent:</SPAN></B> Wednesday, June 08,
2005 6:38 AM<BR><B><SPAN style="FONT-WEIGHT: bold">To:</SPAN></B>
cisco-nsp@puck.nether.net; cisco-voip@puck.nether.net<BR><B><SPAN
style="FONT-WEIGHT: bold">Subject:</SPAN></B> [cisco-voip] Voice header
compression Problem with IETFencapsulation</SPAN></FONT><o:p></o:p></P></DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"><o:p> </o:p></SPAN></FONT></P>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt">Hello,<o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> I am trying to apply rtp header compression on a
frame-relay interface.<o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt">I am using the configuration below but error popping
shows that header compression is not supported with IETF encapsulation. I have
to use IETF as the other end of this connection is over ATM interface so
Frame-Relay to ATM internetworking is in the middle. What can be done to solve
this problem? <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt">Configuration Below:<o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt">==============<o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">interface Serial0/0<BR> no ip
address<BR> encapsulation frame-relay IETF<BR> no
fair-queue<BR> frame-relay traffic-shaping<BR> frame-relay lmi-type
ansi</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">error message while adding the ip
rtp header compression or fr ip rtp header
compression:</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Router(config)#interface
Serial0/0<BR>Router(config-if)#ip rtp header-compression
</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"> <o:p></o:p></SPAN></FONT></P></DIV>
<DIV>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">%Interface is set for IETF
encapsulation! IP header compression is supported only over CISCO encapsulation!
</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><BR>Router(config-if)#</SPAN></FONT><o:p></o:p></P></DIV>
<DIV>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Router(config-if)#frame-relay ip rtp
header-compression <BR>%Interface is set for IETF encapsulation! IP header
compression is supported only over CISCO encapsulation!
<o:p></o:p></SPAN></FONT></P></DIV></DIV></DIV></BODY></HTML>