diff options
Diffstat (limited to 'res/res_pjsip.c')
-rw-r--r-- | res/res_pjsip.c | 32 |
1 files changed, 29 insertions, 3 deletions
diff --git a/res/res_pjsip.c b/res/res_pjsip.c index 844d8a1cc..9e436ae3c 100644 --- a/res/res_pjsip.c +++ b/res/res_pjsip.c @@ -1411,6 +1411,18 @@ It only limits contacts added through external interaction, such as registration. </para> + <note><para>The <replaceable>rewrite_contact</replaceable> option + registers the source address as the contact address to help with + NAT and reusing connection oriented transports such as TCP and + TLS. Unfortunately, refreshing a registration may register a + different contact address and exceed + <replaceable>max_contacts</replaceable>. The + <replaceable>remove_existing</replaceable> option can help by + removing the soonest to expire contact(s) over + <replaceable>max_contacts</replaceable> which is likely the + old <replaceable>rewrite_contact</replaceable> contact source + address being refreshed. + </para></note> <note><para>This should be set to <literal>1</literal> and <replaceable>remove_existing</replaceable> set to <literal>yes</literal> if you wish to stick with the older <literal>chan_sip</literal> behaviour. @@ -1420,15 +1432,29 @@ <configOption name="minimum_expiration" default="60"> <synopsis>Minimum keep alive time for an AoR</synopsis> <description><para> - Minimum time to keep a peer with an explict expiration. Time in seconds. + Minimum time to keep a peer with an explicit expiration. Time in seconds. </para></description> </configOption> <configOption name="remove_existing" default="no"> <synopsis>Determines whether new contacts replace existing ones.</synopsis> <description><para> - On receiving a new registration to the AoR should it remove - the existing contact that was registered against it? + On receiving a new registration to the AoR should it remove enough + existing contacts not added or updated by the registration to + satisfy <replaceable>max_contacts</replaceable>? Any removed + contacts will expire the soonest. </para> + <note><para>The <replaceable>rewrite_contact</replaceable> option + registers the source address as the contact address to help with + NAT and reusing connection oriented transports such as TCP and + TLS. Unfortunately, refreshing a registration may register a + different contact address and exceed + <replaceable>max_contacts</replaceable>. The + <replaceable>remove_existing</replaceable> option can help by + removing the soonest to expire contact(s) over + <replaceable>max_contacts</replaceable> which is likely the + old <replaceable>rewrite_contact</replaceable> contact source + address being refreshed. + </para></note> <note><para>This should be set to <literal>yes</literal> and <replaceable>max_contacts</replaceable> set to <literal>1</literal> if you wish to stick with the older <literal>chan_sip</literal> behaviour. |