To
manage Wi-Fi router WAN links that serve them are usually the most expensive
part of the network, and managing bandwidth allocation can be complex.
Over-subscribing to bandwidth could mean that the company is paying for more
bandwidth than required and under-subscribing could result in congestion and
unacceptable network performance. WAN monitoring and Router monitoring thus
become very critical to not just day-to-day productivity but also to a
company's bottom-line. Network managers will need to optimize the quality of
service by balancing throughput, committed information rate (CIR) and burst
rate with congestion, response time, and discards. Some of the WAN monitoring
challenges include optimizing bandwidth allocations, ensuring high network
availability, quickly resolving WAN problems, capacity planning for future
requirements, minimizing recurring costs on WAN links, identifying high traffic
utilization sources and spotting & updating problematic legacy routers.
By proactively monitoring link latency &
link errors and assigning threshold alerts to these, you can identify
degradations early and avoid costly downtime. And what's worse than your links
going down? Not knowing that they are! Op Manager alerts you whenever a link
goes down. Alerts can be sent as Emails or text messages which contain details
on thresholds breached and relevant link details eg. the "circuit ID"
which allow the Administrator to quickly pinpoint unavailable links.
OpManager's
reporting functionality also provides you with a detailed availability report
of all your interfaces. You can use these reports to cross-check whether your
SLAs are being met.
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