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Category Archives: D-Link

DDM Port X optic module RX power exceeded the low warning/alarm threshold

One day, one of the DES-3200-28 B1 switches began to write the following in the logs:

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Posted byVyacheslav13.07.202013.07.2020Posted inD-LinkTags: DDM, SFPLeave a comment on DDM Port X optic module RX power exceeded the low warning/alarm threshold

Blocking DHCP packets on D-Link DES-38xx

Nothing complicated, just create an ACL rule, due to which on certain ports the switch will drop or pass packets that go to client port 67 from a DHCP server and thus it will not receive IP from unnecessary DHCP servers.

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Posted byVyacheslav10.03.202010.03.2020Posted inD-LinkTags: ACL, DHCPLeave a comment on Blocking DHCP packets on D-Link DES-38xx

Clearing FDB tables on D-Link DGS-3100 from CRON

In 2013, I came up with a primitive solution to the problem with the D-Link DGS-3100 switch, which with an average load can often stop passing traffic through itself.

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Posted byVyacheslav27.02.2020Posted inD-LinkTags: cronLeave a comment on Clearing FDB tables on D-Link DGS-3100 from CRON

Configuring PIM on D-Link Switches

I use the D-Link DGS-3612G switch as an example.

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Posted byVyacheslav03.02.202003.02.2020Posted inD-LinkTags: IGMP, IPTV, multicast, pimLeave a comment on Configuring PIM on D-Link Switches

D-Link DWL-2100AP Firmware Update

First, go to the web interface of the access point and look at the “Status” tab of the firmware version.
The default login is admin without a password.

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Posted byVyacheslav03.02.2020Posted inD-LinkLeave a comment on D-Link DWL-2100AP Firmware Update

D-Link DAP-1155 Firmware Update

As an example, I will use D-Link DAP-1155 with firmware 1.0.0.

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Posted byVyacheslav17.12.2019Posted inD-LinkLeave a comment on D-Link DAP-1155 Firmware Update

Login and password for D-Link DCM-202

They once asked me the login and password for the docsis modem D-Link DCM-202 to access the web interface, since admin/admin did not fit.

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Posted byVyacheslav20.10.201920.10.2019Posted inD-LinkLeave a comment on Login and password for D-Link DCM-202

LACP. Configuring Link Aggregation on D-Link Switches

Link aggregation is a technology that allows you to combine several physical channels into one logical channel, which increases the bandwidth and reliability of the channel.

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Posted byVyacheslav28.09.201928.09.2019Posted inD-Link, NetworksTags: link aggregationLeave a comment on LACP. Configuring Link Aggregation on D-Link Switches

D-Link DSL-524T Firmware Update

To update the firmware of the D-Link DSL-524T modem, perform the following necessary steps:

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Posted byVyacheslav19.09.201919.09.2019Posted inD-LinkLeave a comment on D-Link DSL-524T Firmware Update

D-Link DSL-2540U Firmware Update

I will describe the necessary steps steps:

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Posted byVyacheslav19.09.201919.09.2019Posted inD-LinkLeave a comment on D-Link DSL-2540U Firmware Update

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