Canon imageRUNNER ADVANCE C5051 Series Service Manual page 882

COPIER > OPTION > NETWORK
IPMTU Setting of MTU size
Lv.1 Details To set MTU size of network packet.
This item is used when performing SEND communication between
locations connected with Ethernet in a field environment where MTU
black hole problem occurs.
Use case When MTU black hole problem occur
Adj/set/operate method Enter the setting value, and then press OK key.
Caution With IPv6, use of MTU which size is less than 1280 bytes is not
recommended by RFC. Therefore, when setting IPv6 to ON and MTU
to 7 or smaller, communication using IPv6 may not be available.
Display/adj/set range 1 to 10
1: 600 bytes, 2: 700 bytes, 3: 800 bytes, 4: 900 bytes, 5: 1000 bytes,
6: 1100 bytes, 7: 1200 bytes, 8: 1300 bytes, 9: 1400 bytes, 10: 1500
bytes
Unit byte
Default value 10
DDNSINTV Set of DDNS periodical update interval
Lv.1 Details DNS registration is executed only once at start-up with the current
iR, so the registered contents are deleted in an environment where
the DNS server settings are deleted at intervals.
To set the interval of DDNS periodical update for not deleting the
registered contents.
Use case When the DNS server settings are deleted at intervals
Adj/set/operate method Enter the setting value, and then press OK key.
Display/adj/set range 0 to 48
0: No periodical update, 1: 1-hour interval, 2: 2-hour interval, ..., 47:
47-hour interval, 48: 48-hour interval
Unit hour
Default value 24
AFC-JOB [Not used]
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