Tos - Cisco ATA186-I1 Administrator's Manual

Chapter 5 Parameters and Defaults
Table 5-4 OpFlags Parameter Operational Features to Turn On or Off (continued)
Bit Number Definition
8-10 Reserved.
11 If Bit 11=0, the Cisco ATA requests the device hostname from the DHCP server.
If Bit 11=1, the Cisco ATA uses the device hostname that is specified in DHCP option 12.
Default: 0
12 Reserved.
13 If Bit 13=0 (default), use statically configured DNS IP addresses, if available, for name resolution. If statically
configured DNS servers are not available, use DHCP-provided DNS IP addresses for name resolution.
If Bit 13=1, use both statically configured DNS IP addresses and as many as two DHCP-provided DNS IP
addresses. Therefore, the Cisco ATA can query as many as four DNS IP addresses in one DNS query.
For more information about statically configured DNS IP addresses, see the
and the "DNS2IP" section on page
Default: 0
14-31 Reserved.

TOS

Description
This parameter allows you to configure Type of Service (ToS) bits by specifying the precedence and
delay of audio and signaling IP packets, as follows:
•
•
•
Value Type
Bitmap
Default
0x000068B8
Voice Configuration Menu Access Code
255
This parameter is called UDPTOS in previous Cisco ATA releases. If you are performing a Cisco ATA
Note
upgrade, the previous value of the UDPTOS parameter is carried forward to the TOS parameter.
OL-4652-01
5-11.
Bits 0-7—These bits are for the ToS value for voice data packets.
– Range: 0-255
– Default: 184
Bits 8-15—These bits are for the ToS value for signaling-data packets
Range: 0-255
–
Default: 168
–
Bits 16-31—Reserved.
Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator's Guide for SCCP (version 3.0)
Operational Parameters
"DNS1IP" section on page 5-10
5-25