I am currently running SIP ALG on 1000 devices without any problems, a mixture of 857 and 887VA-M. I originally had a problem with the 887VA-M but a bug fix was released after I raised a TAC case.
Cheers Sledge On 9 January 2013 00:12, Jared Mauch <[email protected]> wrote: > IOS automatically does SIP-ALG when doing nat, is this enabled or not? > > The SIP-ALG is broken and I have always recommended people to turn it off. > > - Jared > > On Jan 8, 2013, at 7:05 PM, Andrew Yager <[email protected]> wrote: > > > Hi, > > > > We have a client using a Cisco 867 with SIP based VoIP phones behind it > (not CCM). > > > > Each time the phones perform a new SIP request a new entry is created in > the NAT table on a different port, which very quickly floods the NAT table > and crashes the router. > > > > We've tried with c860-universalk9-mz.150-1.M6 and > c860-universalk9-mz.151-4.M5 but are seeing the same behaviour. > > > > Client nat config is relatively standard: > > > > ip nat inside source list 10 interface Dialer0 overload > > ip nat inside source static tcp 10.1.1.100 5900 interface Dialer0 5900 > > ip nat inside source static tcp 10.1.1.100 1723 interface Dialer0 1723 > > > > access-list 10 permit 10.1.1.0 0.0.0.255 > > > > Has anyone seen this issue on this series of routers and/or know if it's > an IOS bug? Any fixes or workarounds or working IOS versions? > > > > Thanks, > > Andrew > > > > -- > > Andrew Yager, Managing Director (MACS Snr CP BCompSc MCP MCE > JNCIA-Junos) > > Real World Technology Solutions Pty Ltd - IT people you can trust > > ph: 1300 798 718 or (02) 9037 0500 > > fax: (02) 9037 0591 mob: 0405 152 568 > > http://www.rwts.com.au/ > > > > > > > > > > > > > > > > > > _______________________________________________ > > cisco-nsp mailing list [email protected] > > https://puck.nether.net/mailman/listinfo/cisco-nsp > > archive at http://puck.nether.net/pipermail/cisco-nsp/ > > > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
