Installation Manual for digital sets - IP sets - SIP sets AMT/PTD/TR/0001/3/7/EN
Aastra Phone 312 05/2008 Page 10-31
10.8 Appendix
10.8.1 Supported DHCP options
DHCP options supported by Aastra Phone 312
Vendor specific options used
Code Name Length Explanation Reference Comments
1 Subnet mask 4 Sub-network mask value [RFC2132] Optional
2 Time Offset 4 Delay in seconds as from
the UTC time
[RFC2132] Optional
3 Router N N/4 Router addresses [RFC2132] Optional, only the first
entry is used.
6 Domain Server N N/4 DNS server addresses [RFC2132] Optional
15 Domain Name N Client DNS domain name [RFC2132] Optional
42 NTP Servers N NTP server addresses [RFC2132] Optional, only the first
entry is used.
43 Vendor Specific N Vendor-specific information [RFC2132] Required when accounts
are configured by DHCP,
otherwise optional
Code Name Length Type Explanation Comments
17 Country 2 u16 Country, see table below Optional
20 System name N text Account name Optional
21 SIP Proxy N text SIP proxy
address|name[:port]
Required when accounts
are configured by DHCP,
otherwise ignored
22 SIP Registrar N text Registrar’s address
|name[:port]
Optional
23 SIP Outbound Proxy N text Outbound proxy
address[:port]
Optional
24 SIP User ID N text SIP user ID Required when accounts
are configured by DHCP,
otherwise ignored
25 SIP Password N text SIP user password Optional
26 SIP Auth. Name N text SIP Authentication Name Required when access
data is configured by
DHCP and this value
differs from the user ID