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Add Cisco Desk Phone 9851 DP-9851-K9 — New, Color Display Enterprise SIP Desk Phone to the cart
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Add Cisco IP Phone 8861 CP-8861-K9 — New, Wi-Fi & Bluetooth Enterprise IP Phone to the cart
Add Cisco IP Phone 8851, CP-8851-K9 — New, Bluetooth Enterprise IP Phone to the cart
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Add Cisco Desk Phone 9861 (DP-9861-K9) — New, Wi-Fi & Bluetooth VoIP Phone to the cart

From the blog

DGX Spark Stuck at 100 Gb/s (or 10) on a 400G Breakout? The Fixes That Get You to 200G
DGX Spark Stuck at 100 Gb/s (or 10) on a 400G Breakout? The Fixes That Get You to 200G

No link, a 10 Gb/s ceiling, or a 100 Gb/s plateau on a DGX Spark breakout cluster each have a...

MCP7H60-W001R30 vs W002R26 vs W003R26: Which 400G QSFP-DD Breakout Do You Need?
MCP7H60-W001R30 vs W002R26 vs W003R26: Which 400G QSFP-DD Breakout Do You Need?

MCP7H60-W001R30, W002R26 and W003R26 are the same 400G QSFP-DD to 2x200G QSFP56 breakout in 1, 2 and 3 m lengths....

OSFP vs DAC vs AOC: You're Comparing Two Different Things
OSFP vs DAC vs AOC: You're Comparing Two Different Things

OSFP is the connector. DAC and AOC are two of four things that go between connectors. The three decisions you...

DGX Spark Stuck at 100 Gb/s (or 10) on a 400G Breakout? The Fixes That Get You to 200G
DGX Spark Stuck at 100 Gb/s (or 10) on a 400G Breakout? The Fixes That Get You to 200G
No link, a 10 Gb/s ceiling, or a 100 Gb/s plateau on a DGX Spark breakout cluster each have a different cause. The symptom-to-fix table, the RouterOS and Linux settings operators used to reach about 200 Gb/s per pair, and how to test.
MCP7H60-W001R30 vs W002R26 vs W003R26: Which 400G QSFP-DD Breakout Do You Need?
MCP7H60-W001R30 vs W002R26 vs W003R26: Which 400G QSFP-DD Breakout Do You Need?
MCP7H60-W001R30, W002R26 and W003R26 are the same 400G QSFP-DD to 2x200G QSFP56 breakout in 1, 2 and 3 m lengths. How to decode the suffix, pick a length, and avoid the look-alike part numbers that won't fit.
OSFP vs DAC vs AOC: You're Comparing Two Different Things
OSFP vs DAC vs AOC: You're Comparing Two Different Things

OSFP is the connector. DAC and AOC are two of four things that go between connectors. The three decisions you actually have to make, the reach limits that force them, and what to buy at each distance.

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