### Description
Kamailio cannot parse Via header with full IPv6 address. And generate errors like ``` ERROR: <core> [core/parser/msg_parser.c:340]: parse_headers(): bad header field [Via: SIP/2.0/TCP [2a00:1370:8131:ffdf:4398:8903:f613:58b6];branch=z9hG4bK02cc.edc691e200000000000000] ```
#### SIP Traffic
OPTIONS messages cannot be parsed ``` OPTIONS sip:example.com:5080;transport=tcp SIP/2.0 Via: SIP/2.0/TCP [2a00:1370:8131:ffdf:4398:8903:f613:58b6];branch=z9hG4bK0241.2e5db116000000000000000000000000.0 To: sip:example.com:5080;transport=tcp From: sip:proxy@example.com;tag=ecfe220eb77cee2ab0369a33b85d6b69-54b37dee CSeq: 10 OPTIONS Call-ID: 0d2146aa2a479f0d-2232@192.168.1.6 Max-Forwards: 70 Content-Length: 0 ```
OPTIONS messages parsed successfully. ``` OPTIONS sip:example.com.com:5080;transport=tcp SIP/2.0 Via: SIP/2.0/TCP [2600:1f1c:6d5:aa00::6];branch=z9hG4bK67a6.b0578ab2000000000000000000000000.0 To: sip:example.com:5080;transport=tcp From: sip:proxy@example.com;tag=c9c2897ae0601f24edc14b3f5f65b7e4-02fff025 CSeq: 10 OPTIONS Call-ID: 3555c29958953393-581752@3.101.84.6 Max-Forwards: 70 Content-Length: 0 ```
### Additional Information
compiled commit 1483ddb735c3fa3ea77b6e2d54ec67584e56e15b
* **Operating System**:
lsb_release -a ``` [safarov@safarov-dell config]$ lsb_release -a LSB Version: :core-4.1-amd64:core-4.1-noarch Distributor ID: Fedora Description: Fedora release 33 (Thirty Three) Release: 33 Codename: ThirtyThree ```
uname -a ``` [root@safarov-dell kamailio]# uname -a Linux safarov-dell.home 5.14.9-100.fc33.x86_64 #1 SMP Thu Sep 30 12:45:49 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux ```