diff options
| author |   Matus Fabian <matfabia@cisco.com> | 2018-09-13 02:36:25 -0700 |
|---|---|---|
| committer | Matus Fabian <matfabia@cisco.com> | 2018-09-13 02:36:25 -0700 |
| commit | bb4e022502dd7f76d4f1cd705a7bac628d8c098c (patch) | |
| tree | e8b5f13cbea161f66aad347fc7175edabd337f72 /src/plugins/nat/nat.h | |
| parent | c2b4dbe48a01e746bfa89c4208d6e6b686270ac0 (diff) | |
NAT: TCP MSS clamping
NAT plugin changes the MSS value in TCP SYN packets to avoid fragmentation.
If the negotiated MSS value is greater than the configured value it is changed
to the configured value. If the negotiated MSS value is smaller than the
configured value it remains unchanged.
Change-Id: Ic3c4f94a2f1b76e2bf79f50f3ad36a4097f3f188
Signed-off-by: Matus Fabian <matfabia@cisco.com>
Diffstat (limited to 'src/plugins/nat/nat.h')
| -rw-r--r-- | src/plugins/nat/nat.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/plugins/nat/nat.h b/src/plugins/nat/nat.h index d8d0b2a9c4d..06a61626333 100644 --- a/src/plugins/nat/nat.h +++ b/src/plugins/nat/nat.h @@ -439,6 +439,10 @@ typedef struct snat_main_s { u32 tcp_transitory_timeout; u32 icmp_timeout; + /* TCP MSS clamping */ + u16 mss_clamping; + u16 mss_value_net; + /* API message ID base */ u16 msg_id_base; |