How can I configure DHCP option 242 on my firewall?
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Zyxel_Stanley
Posts: 1,398 
Guru Member
Guru Member
in Networking
I have IP phones requires to get SIP information from remote HTTP server, so it requires to get HTTP server information by DHCP option 242. How can I setup it in DHCP Extended Options?
(1) Navigate to the DHCP server configuration section.
(2) Create an extended option with the following details:
- Code: 242
- Type: TEXT
- Value: HTTPSRVR=1.2.3.4
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